# Brain Training Dojo — Mental Math Training Game

> Mental Math Training Game (iPhone/iPad app by ryuichi hayashida.)

- Source: https://appshunter.io/ios/app/brain-training-dojo/id6754189429 (this page in markdown: same URL + `.md`)
- Developer: [ryuichi hayashida](https://appshunter.io/developer/1808362152)
- Category: Games, Education, Casual, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 13.0 · 24 MB
- Languages: American English, German (Germany), Italian, Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan)
- Released: 2025-12-11
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/brain-training-dojo/id6754189429/reviews.md

## What is Brain Training Dojo?

A calculation puzzle app to boost your math skills while having fun.
Train your brain daily with addition, subtraction, multiplication, and division. Beautiful UI and clear strategy guides help you improve effortlessly.
Key Features
・Progressive Difficulty: 3 levels from basics to advanced for steady growth
・Time Attack: Solve problems quickly within time limits for practical speed
・Calculation Tips: Simple guides for carrying, borrowing, and multiplication/division tricks
・Achievement System: 5-tier badges from Bronze to Diamond visualize progress and motivate you
・Polished UI: Gradients and smooth animations make learning enjoyable
Learning Benefits
・Improved calculation speed and accuracy
・Enhanced mathematical thinking
・Activated concentration and memory
・Practical skills useful in daily life
Perfect For
・Motivated students
・Adults seeking daily brain training
・Professionals needing calculation skills
・Families learning together
Start anytime, anywhere. Level up your calculation skills today!


## Version history (last 1 release)

### 1.0 — 2025-12-11

No release notes.

## More apps by ryuichi hayashida

- [確率ジェネ](https://appshunter.io/ios/app/id6746195144)
- [gridshotcamera](https://appshunter.io/ios/app/gridshotcamera/id6752639707)
- [脳トレブロックパズル道場](https://appshunter.io/ios/app/id6756634814)

All apps by ryuichi hayashida: https://appshunter.io/developer/1808362152

## Related topics

[brain training dojo](https://appshunter.io/ios/topics/brain-training-dojo)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-19.*